St. Clair River Tunnel
Historic structure
St. Clair River Tunnel is a historic place in St. Clair County, Michigan, listed on the National Register of Historic Places on 1970-10-15.
Place facts
- Category
- Historic structure
- Resource type
- Structure
- State
- Michigan (MI)
- County
- St. Clair County
- NRHP reference number
- 70000684
- Coordinates
- 42.95829, -82.41042
- Listed on the National Register
- 1970-10-15
- City
- Port Huron
- National Historic Landmark
- Yes
Location
Published coordinates: 42.95829, -82.41042. This resource has several published locations. The point shown is one of them; all of them are drawn on the map.
Sources
Every fact on this page comes from the registered datasets below, cited per claim and carried through an independently verified content release.
- Listing recordNational Park Service, nps.nrhp-listed (version 2026-05-22), NRHP reference 70000684
- CoordinatesNational Park Service, nps.nrhp-points-mi (version 2026-09-05), NRHP reference 70000684